Citadel Advisors LLC

Activist investor & 5%+ owner · SC 13D/13G filings

Total Filings

573

Stocks Covered

314

Latest Filing

Mar 6, 2026

Filings

ZFOX

ZeroFox Holdings, Inc.

SC 13G/A · Feb 14, 2023

0.0%

6 shares

BYNO

byNordic Acquisition Corp

SC 13G/A · Feb 14, 2023

4.3%

6 shares

JSPR

Jasper Therapeutics, Inc.

SC 13G/A · Feb 14, 2023

9.8%

6 shares

SFRT

Appreciate Holdings, Inc.

SC 13G/A · Feb 14, 2023

6.5%

6 shares

FTEV

FinTech Evolution Acquisition Group

SC 13G/A · Feb 14, 2023

2.7%

6 shares

TCDA

TRICIDA, INC.

SC 13G/A · Feb 14, 2023

0.4%

6 shares

CNDA

Concord Acquisition Corp II

SC 13G/A · Feb 14, 2023

0.0%

6 shares

SST

System1, Inc.

SC 13G/A · Feb 14, 2023

0.0%

6 shares

PFTA

PORTAGE FINTECH ACQUISITION CORPORATION

SC 13G/A · Feb 14, 2023

0.0%

6 shares

CSTA

CONSTELLATION ACQUISITION CORP I

SC 13G/A · Feb 14, 2023

0.0%

6 shares

FWAC

FIFTH WALL ACQUISITION CORP. III

SC 13G/A · Feb 14, 2023

0.0%

6 shares

FRGE

Forge Global Holdings, Inc.

SC 13G/A · Feb 14, 2023

0.0%

6 shares

CABA

CABALETTA BIO, INC.

SC 13G/A · Feb 14, 2023

0.3%

6 shares

TZPS

TZP STRATEGIES ACQUISITION CORP.

SC 13G/A · Feb 14, 2023

0.0%

6 shares

AAOI

Applied Optoelectronics, Inc.

SC 13G/A · Feb 14, 2023

5.7%

6 shares

OPAL

OPAL FUELS INC.

SC 13G/A · Feb 14, 2023

0.0%

6 shares

IBER

Ibere Pharmaceuticals

SC 13G/A · Feb 14, 2023

0.0%

6 shares

NRGV

ENERGY VAULT HOLDINGS, INC.

SC 13G/A · Feb 14, 2023

0.0%

6 shares

EWTX

Edgewise Therapeutics, Inc.

SC 13G/A · Feb 14, 2023

4.2%

6 shares

VAQC

VECTOR ACQUISITION CORPORATION II

SC 13G/A · Feb 14, 2023

0.0%

6 shares

DSGN

Design Therapeutics, Inc.

SC 13G/A · Feb 14, 2023

4.4%

6 shares

RLMD

RELMADA THERAPEUTICS, INC.

SC 13G/A · Feb 14, 2023

0.1%

6 shares

KCGI

KENSINGTON CAPITAL ACQUISITION CORP. V

SC 13G/A · Feb 14, 2023

0.0%

6 shares

IMRX

Immuneering Corp

SC 13G/A · Feb 14, 2023

7.8%

6 shares

MAQC

MAQUIA CAPITAL ACQUISITION CORPORATION

SC 13G/A · Feb 14, 2023

0.0%

6 shares

DCRD

Decarbonization Plus Acquisition Corp IV

SC 13G/A · Feb 14, 2023

0.0%

6 shares

CLBR

COLOMBIER ACQUISITION CORP.

SC 13G/A · Feb 14, 2023

0.0%

6 shares

ACAQ

ATHENA CONSUMER ACQUISITION CORP.

SC 13G/A · Feb 14, 2023

0.0%

6 shares

TMKR

Tastemaker Acquisition Corp.

SC 13G/A · Feb 14, 2023

0.0%

6 shares

AFTR

AfterNext HealthTech Acquisition Corp.

SC 13G/A · Feb 14, 2023

0.0%

6 shares

DTRT

DTRT HEALTH ACQUISITION CORP.

SC 13G/A · Feb 14, 2023

0.0%

6 shares

AKLI

Akili, Inc.

SC 13G/A · Feb 14, 2023

0.0%

6 shares

WALD

Waldencast plc

SC 13G/A · Feb 14, 2023

0.0%

6 shares

AURA

Aura Biosciences, Inc.

SC 13G/A · Feb 14, 2023

7.4%

6 shares

ACRO

Acropolis Infrastructure Acquisition Corp

SC 13G/A · Feb 14, 2023

6.5%

6 shares

ARYE

ARYA Sciences Acquisition Corp V

SC 13G/A · Feb 14, 2023

6.9%

6 shares

ONCR

Oncorus, Inc.

SC 13G/A · Feb 14, 2023

7.2%

6 shares

TALS

Talaris Therapeutics, Inc.

SC 13G/A · Feb 14, 2023

8.4%

6 shares

MTVC

Motive Capital Corp II

SC 13G/A · Feb 14, 2023

7.3%

6 shares

CHAA

Catcha Investment Corp

SC 13G/A · Feb 14, 2023

7.3%

6 shares

MSDA

MSD Acquisition Corp.

SC 13G/A · Feb 14, 2023

6.0%

6 shares

VERA

Vera Therapeutics, Inc.

SC 13G/A · Feb 14, 2023

7.2%

6 shares

SPRB

Spruce Biosciences, Inc.

SC 13G/A · Feb 14, 2023

7.2%

6 shares

BOLT

Bolt Biotherapeutics, Inc.

SC 13G/A · Feb 14, 2023

7.3%

6 shares

FRBN

Forbion European Acquisition Corp.

SC 13G/A · Feb 14, 2023

8.5%

6 shares

ACRV

Acrivon Therapeutics, Inc.

SC 13G/A · Feb 14, 2023

7.8%

6 shares

IKNA

Ikena Oncology, Inc

SC 13G/A · Feb 14, 2023

5.9%

6 shares

ACQR

Independence Holdings Corp.

SC 13G/A · Feb 14, 2023

7.6%

6 shares

VIGL

Vigil Neuroscience, Inc.

SC 13G/A · Feb 14, 2023

6.1%

6 shares

DBTX

Decibel Therapeutics, Inc.

SC 13G/A · Feb 14, 2023

7.1%

6 shares